%{\Large{\bf Declaration of Authorship}}\vspace{0.5cm}

\section*{Declaration of Authorship}

I hereby confirm that I have authored this Bachelor's/Master's
thesis independently and without use of others than the indicated
sources. All passages which are literally or in general matter
taken out of publications or other sources are marked as such.
\vspace{1cm}

Berlin, September 30, 2007 \vspace{0.5cm}

your name (and signature, of course)
